1. Department of Biochemistry; University of Washington; Seattle Washington 98195
2. Graduate Program in Molecular and Cellular Biology; University of Washington; Seattle Washington 98195
3. Department of Chemistry and Biochemistry; UCLA; Los Angeles California 90095
4. Janelia Research Campus, Howard Hughes Medical Institute; Ashburn Virginia 20147
5. Institute for Genomics and Proteomics, UCLA-DOE; Los Angeles California 90095
6. Institute for Protein Design, University of Washington; Seattle Washington 98195
7. Howard Hughes Medical Institute, University of Washington; Seattle Washington 98195